Avi Loeb’s White House panel has asked the Pentagon for videos and files on unexplained aerial sightings ...

Scientists have found a hidden biosphere stretching miles beneath Earth’s surface and as deep as 6 miles below the seafloor.

Astrobiologists think extraterrestrial civilisations grow so much that they hit crisis points, missing the chance to set out ...

An instrument on the Perseverance rover has identified large, complex carbon compounds alongside unusual patterns on the ...

"Measurements of two mudstones show hundreds of organic detections, making this the most robust organic detection in Jezero ...

Ack! Ack! IGN can exclusively reveal that director Tim Burton’s cult classic alien invasion comedy Mars Attacks! will get a ...

NASA wants to send an ambitious fleet of helicopters to soar through Martian skies—but scientists fear the endeavor could ...

A look at 10 of the greatest alien sci-fi movies, from Ridley Scott's Alien to Denis Villeneuve's Arrival, none by Steven ...

Alien invasion stories have been around for decades, and some of sci-fi's most interesting entries are often overlooked or ...

During its journey through the atmosphere over tens of miles, the asteroid collides with air molecules, and the incredible ...

A biocontainment facility designed to protect Earth from potentially hazardous biotic contaminants from space should be part ...